Fuchu, Japan

Yoshiharu Nagayama

This inventor holds 5 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Vlsi Engineering Corp.. Active years: 1990-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiharu Nagayama. Retrieved from https://idiyas.com/inventor/yoshiharu-nagayama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 3

Forward Citations = 36(Granted Patents)


Location History:

  • Tokyo, JP (1990)
  • Fuchuu, JP (1991 - 1994)

Company Filing History:


Years Active: 1990-1994

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5 patents (USPTO):Explore Patents

Title: Yoshiharu Nagayama: Innovator in Semiconductor Technology

Introduction

Yoshiharu Nagayama is a prominent inventor based in Fuchuu, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 5 patents. His work has been instrumental in advancing integrated circuit devices, showcasing his expertise and innovative spirit.

Latest Patents

Nagayama's latest patents focus on semiconductor integrated circuit devices. One of his notable inventions involves a means for changing-over address signals in an address input portion. This innovation allows the order of signals input to an address decoder to be altered according to external control signals. Additionally, he has developed a reading output circuit that reads data in a bit unit different from that of the writing input circuit. This capability enables data to be read and written even when the number of bits of data differs between accessing a built-in memory of an LSI inside the LSI and accessing it from outside the LSI.

Career Highlights

Throughout his career, Nagayama has worked with esteemed companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Nagayama has collaborated with notable coworkers, including Akinori Matsuo and Masashi Watanabe. Their collective efforts have further propelled innovations in the semiconductor field.

Conclusion

Yoshiharu Nagayama's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in integrated circuit devices, showcasing the importance of innovation in technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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